<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<c:set var="ctx" value="${pageContext.request.contextPath}" />
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <title>系统登录</title>
<style>
.error{
	color:red;
}
</style>
<script type="text/javascript">
</script>
<body>
	<h2>hello</h2>
	<c:out value="123"></c:out>
	<c:out value="${ctx }"></c:out>
	<a href="${ctx }/a/b">链接</a>
</body>
</html>
